the 15-year-old girl shot in the head bythetaliban. shehas been discharged from treatment in britain after her successful surgery. she underwent treatment to have a hearing in plant fitted. the teenager says she plans to continue her campaign for girl'' education in pakistan despite the attack. you are watching "bbc world news america." still to come -- backstage drama at russia's famous bolshoi ballet after an attack on its artistic director. now one of its biggest stars claims there is a conspiracy against him. we may finally have an answer to one of the most hotly contested questions in science -- where did we all evolves from -- evolve from? an international effort has been mapping out thousands of trades to tradestrait -- traits to unlock the clues. >> it is interesting to see that this hypothetical central ancestors had a number of features very different from ours. very -- for example, for all over its body. a white, for a belly, long, furry tail -- white, furry belly and long, furry tail. fleshy nose not unlike ours. it had year bonds to help it here and translate sounds from

talibanleaderswere gathering. president hamid karzai condemned the air strike. the international coalition said only that it's investigating. pope benedict the sixteenth was greeted with cheers today, at his final public mass before stepping down. the 85-year-old pontiff celebrated ash wednesday services at st. peter's basilica at the vatican, marking the start of lent. we have a report from james mates of "independent television news." >> reporter: it was not quite a rock star's welcome, but was not far short of it as thousands of pilgrims crowded into the audience hall at the vatican for pope benedict's first public appearance since announcing his resignation. as he tried to speak, he was drowned out by applause, finally managing to thank them and the wider catholic world for their sympathy and understanding. >> (translated): i have decide renounce the gift the lord gave me. i decided to do this after praying far long time and examining my conscience in front of god. >> reporter: all way dorr shippers have been queues for events in the vatican, culminating with this evening's m